Plenum & Pans

16X25 #189FR FILTER RACK

20X25 #189FR FILTER RACK

317FC (GAS FURN) SUPPORT RETURN BOX 21" X 28.25" X 7"

317FC (GAS FURN) SUPPORT RETURN BOX 17.5" X 28.25" X 7"

16X20 #189FR FILTER RACK

17-1/2" X 22" X 22" AIR HANDLER SUPPORT BOX

14X25 #189FR FILTER RACK

21" X 22" X 22" AIR HANDLER SUPPORT BOX

COLD AIR DROP 16X20-20X10

Deluxe External Filter Rack - 16x20

317FC (GAS FURN) SUPPORT RETURN

Deluxe External Filter Rack - 20x20